Durable power hybrid optical cable

Abstract

The utility model relates to the technical field of hybrid optical cables, and discloses a durable power hybrid optical cable, which comprises a shell, a cable is arranged in the shell, and a composite component is arranged on the cable. In order to better improve the durability and practicability of the cable, the durable electric power hybrid optical cable is provided with the composite assembly to form a function of integrating mechanical protection, environmental adaptation, stable signal transmission and intelligent monitoring, the wear-resistant layer and the metal armor layer resist external mechanical damage, and the thermal insulation layer and the waterproof layer cope with environmental changes, so that the service life of the cable is prolonged. The shielding layer guarantees the signal transmission quality, the sensing layer achieves intelligent monitoring and early warning, all the layers are matched with one another, the problems that a traditional power optical cable is prone to aging, poor in mechanical performance, unstable in signal transmission and the like in an extreme environment are effectively solved, the reliability of the cable is improved, the service life of the cable is prolonged, and the durability and practicability of the cable are better improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to mixed cable technical field, concretely is a durable power mixed cable. BACKGROUND

[0002] Power mixed cable, also known as optical and electrical hybrid cable, is a kind of communication cable that combines optical fiber and cable together for transmitting power and data signals simultaneously, widely used in smart grid, new energy power generation, rail transit, submarine power transmission and other fields.

[0003] Power mixed cable can transmit power and data signals simultaneously, reducing the cost and complexity of cable wiring, and optical fiber has high-speed transmission characteristics, providing higher data transmission rate and anti-interference performance, compared with traditional separate wiring method, occupying less space, easier to install and maintain.

[0004] But the above-mentioned equipment in actual use process, power mixed cable faces external force impact, extrusion, friction, the protective ability of traditional cable is limited, the adaptability in extreme environment is poor, often lacks protection equipment, inside does not have only monitoring equipment, cannot discover cable internal anomaly in time.

[0005] In view of this, we propose a durable power mixed cable. CONTENT OF THE UTILITY MODEL

[0006] The utility model aims at providing a durable power mixed cable to solve the problems raised in the above background.

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical scheme:

[0008] A durable power mixed cable, comprising a shell, the shell is internally provided with a cable, the cable is provided with a composite assembly, the composite assembly comprises:

[0009] A wear-resistant layer is arranged inside the cable, a metal armor layer is arranged inside the wear-resistant layer, and a heat insulation layer is arranged inside the metal armor layer.

[0010] A waterproof layer is arranged inside the heat insulation layer, and a shielding layer is arranged inside the waterproof layer.

[0011] A sensing layer is arranged inside the shielding layer, and an optical fiber sensor is arranged inside the sensing layer.

[0012] Preferably, the wear-resistant layer is composed of nano-sized silicon dioxide particles and polycarbonate, and the metal armor layer is woven into a net structure by using nickel-titanium shape memory alloy wire.

[0013] Preferably, the intermediate layer of the heat insulation layer is filled with nano aerogel material, and the waterproof layer has water resistance and corrosion resistance.

[0014] Preferably, a plurality of groups of optical fiber sensors are arranged in the sensing layer, so that real-time monitoring is better performed.

[0015] Preferably, an internal component is arranged on the cable, the internal component comprises an inner protective layer, the sensing layer is internally provided with the inner protective layer, the inner protective layer is internally provided with a filling layer, and the filling layer is internally provided with an optical cable body and an electric cable, and the optical cable body and the electric cable are externally provided with a nano coating.

[0016] Preferably, the optical cable body is provided with a plurality of groups.

[0017] Preferably, the filling layer is filled with high-elasticity and lightweight material, so that the protection is better performed.

[0018] Compared with the prior art, the utility model provides a durable type electric power hybrid optical cable, has the following beneficial effects:

[0019] 1、 this durable type electric power hybrid optical cable, in order to better improve cable durability and practicality, by setting up composite component, form a set mechanical protection, environmental adaptation, signal stable transmission and intelligent monitoring in one function, wear -resisting layer and metal armor layer resist outside mechanical damage, heat insulation layer and waterproof layer respond to environmental change, shielding layer guarantees signal transmission quality, sensing layer realizes intelligent monitoring early warning, mutually cooperate, effectively solved traditional electric power optical cable in extreme environment easy aging, mechanical property is poor, signal transmission is unstable etc. Problem, thereby improved cable reliability and service life, better improve cable durability and practicality.

[0020] 2、 this durable type electric power hybrid optical cable, in order to further improve cable stability, by setting up internal component, inner protective layer and nano coating strengthen the isolation and protection to internal cable, filling layer passes through buffer shock attenuation and guarantees cable structure stability, makes hybrid optical cable on the basis of having the advantages such as protection, intelligent monitoring and efficient transmission, further optimizes the reliability and functionality of internal structure, thereby further improve cable stability. DRAWINGS

[0021] Figure 1 It is the whole structure schematic view of the utility model;

[0022] Figure 2 It is another view whole structure schematic view of the utility model;

[0023] Figure 3 It is the whole structure cross section schematic view of the utility model.

[0024] In the figure: 1, shell; 2, cable; 3, composite assembly; 31, wear-resistant layer; 32, metal armor layer; 33, thermal insulation layer; 34, waterproof layer; 35, shielding layer; 36, sensing layer; 37, optical fiber sensor; 4, internal assembly; 41, inner protective layer; 42, filling layer; 43, optical cable body; 44, cable; 45, nano coating. DETAILED DESCRIPTION

[0025] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0026] In the present application, the term "upper" indicates the orientation or positional relationship based on the orientation or positional relationship shown in the drawings. It is mainly for better description of the present application and its embodiments, and is not used to limit the indicated device, element or component must have a specific orientation, or be constructed and operated in a specific orientation. And, the term "upper" may also be used to indicate a certain attachment relationship or connection relationship in some cases. For those skilled in the art, the specific meaning of these terms in the present application can be understood according to the specific circumstances.

[0027] Please refer to Figure 1 - Figure 3 The utility model provides a technical scheme:

[0028] A durable power hybrid optical cable, comprising a shell 1, the shell 1 is internally provided with a cable 2

[0029] In an embodiment of the utility model, the cable 2 is provided with a composite assembly 3, the composite assembly 3 includes wear-resistant layer 31, the cable 2 is wrapped with wear-resistant layer 31, wear-resistant layer 31 is internally provided with metal armor layer 32, metal armor layer 32 is internally provided with thermal insulation layer 33, thermal insulation layer 33 is wrapped with waterproof layer 34, waterproof layer 34 is internally provided with shielding layer 35, shielding layer 35 is wrapped with sensing layer 36, sensing layer 36 is internally provided with optical fiber sensor 37, wear-resistant layer 31 is made of nanoscale silicon dioxide particles and polycarbonate, metal armor layer 32 is woven into a net structure by using nickel-titanium shape memory alloy wire, nanogel material is filled in the middle layer of thermal insulation layer 33, waterproof layer 34 has water resistance and corrosion resistance, a plurality of optical fiber sensors 37 are fixedly installed in sensing layer 36.

[0030] When the embodiment is used, the wear-resistant layer 31 simulates the microstructure of the shell nacre layer and is composed of nano-sized silica particles and polycarbonate, the wear-resistant layer 31 has extremely high hardness and wear resistance, can resist scratching and impact of sharp objects, the metal armor layer 32 is woven into a net structure by using a nickel-titanium shape memory alloy wire, the alloy can restore the original shape through heating or power supply after being deformed by external force, can effectively absorb and buffer mechanical stress, when the cable 2 is pulled by strong wind or pressed by heavy objects, the cable 2 can be restored in time to avoid damage to the internal structure, the nanometer aerogel material is filled in the middle layer of the heat insulation layer 33, the aerogel is one of the solid materials with the smallest density, has extremely low thermal conductivity and excellent heat insulation performance, can effectively block the influence of high temperature or low temperature in the external environment on the internal cable 2, ensures that the cable 44 and the optical cable body 43 can still work stably in the extreme temperature environment, at the same time, the overall weight of the cable 2 is reduced, the shielding layer 35 is composed of a conductive polymer such as polypyrrole and a metal mesh, the polypyrrole has good conductivity and electromagnetic shielding performance, and the metal mesh further enhances the shielding effect, realizes effective shielding of external electromagnetic interference, the sensing layer 36 comprises a plurality of optical fiber sensors 37, the optical fiber sensors 37 work in real time to monitor the temperature, strain and other parameters in the internal cable 2, can feed back information in time when an abnormality occurs, and the staff can locate the fault point, thereby improving the reliability and service life of the cable 2 and better improving the durability and practicality of the cable 2.

[0031] In one embodiment of the utility model, the cable 2 contains internal components 4, the internal components 4 include inner protective layer 41, the sensing layer 36 is wrapped with the inner protective layer 41, the inner protective layer 41 is wrapped with the filling layer 42, the filling layer 42 is wrapped with the optical cable body 43 and the cable 44, the optical cable body 43 and the cable 44 are coated with nanometer coating 45, the optical cable body 43 is provided with multiple groups, and the filling layer 42 is filled with high elasticity and light material.

[0032] When the embodiment is used, the inner protective layer 41 plays a secondary protection role on the internal optical cable body 43 and the cable 44, the filling layer 42 has the characteristics of high elasticity, light weight and excellent buffering performance, such as polyurethane foam and polyethylene foam, can effectively absorb external impact force and protect the optical cable body 43 and the cable 44, the optical cable body 43 and the cable 44 are coated with a nanometer polytetrafluoroethylene coating, the nanometer coating 45 has insulation resistance and voltage breakdown resistance, can effectively prevent current leakage and electrical interference, at the same time, the low surface energy characteristics of the nanometer coating 45 make it not easy to adsorb dust and impurities, thereby reducing the maintenance cost and better improving the stability of the cable 2, it is worth noting that the set of facilities is suitable for various harsh cable 2 scenes, such as complex geographical and construction environment, high reliability requirement industrial and urban construction scene and the like.

[0033] The utility model has made the detailed description to the utility model generally above, but can make some modification or improvement to it on the basis of the utility model, and this is obvious to the general skilled person in the technical field. Therefore, the modification or improvement without departing from the utility model's thought spirit, all are within the utility model's protection scope.

Claims

1. A durable power hybrid optical cable comprising a housing (1) inside which a cable (2) is arranged, characterized in that: The cable (2) is provided with a composite assembly (3), the composite assembly (3) comprises: The wear-resistant layer (31) is internally provided with a metal armor layer (32), and the metal armor layer (32) is internally provided with a heat insulation layer (33); The waterproof layer (34) is internally provided with a shielding layer (35); The sensing layer (36) is internally provided with an optical fiber sensor (37).

2. A ruggedized power hybrid fiber cable according to claim 1, wherein: The wear-resistant layer (31) is composed of nano-sized silicon dioxide particles and polycarbonate, and the metal armor layer (32) is woven into a net structure by using nickel-titanium shape memory alloy wire.

3. A ruggedized power hybrid fiber cable according to claim 1, wherein: The middle layer of the heat insulation layer (33) is filled with nano aerogel material, and the waterproof layer (34) has water resistance and corrosion resistance.

4. The ruggedized power hybrid fiber cable of claim 1, wherein: The sensing layer (36) is internally provided with a plurality of optical fiber sensors (37).

5. The ruggedized power hybrid fiber cable of claim 1, wherein: The cable (2) is provided with an internal assembly (4), the internal assembly (4) comprises an inner protective layer (41), the sensing layer (36) is internally provided with an inner protective layer (41), the inner protective layer (41) is internally provided with a filling layer (42), the filling layer (42) is internally provided with an optical cable body (43) and an electric cable (44), and the optical cable body (43) and the electric cable (44) are externally provided with a nano coating (45).

6. A ruggedized power hybrid fiber cable according to claim 5, wherein: The optical cable body (43) is provided with a plurality of groups.

7. A ruggedized power hybrid fiber cable according to claim 5, wherein: The filling layer (42) is filled with high-elasticity and light-weight material.

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